package cn.edu.hqu.cst.android.wzc.myapplication;

import android.os.Bundle;
import android.widget.Button;

import androidx.appcompat.app.AppCompatActivity;

public class UC4 extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_uc4);
        Button bt1=findViewById(R.id.button16);
        bt1.setOnClickListener(v -> finish());
    }
}